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Land Resource Inventory of TyagaturSub-watershed for Watershed Planning and Development GubbiTaluk, Tumkur District, Karnataka (AESR 8.2)

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Title Land Resource Inventory of TyagaturSub-watershed for Watershed Planning and Development GubbiTaluk, Tumkur District, Karnataka (AESR 8.2)
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Creator RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh
 
Subject Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project
 
Description Not Available
Theaverageannualrainfallof789mmintheTyagatursub-watershedasrecordedfromtheHagalvadistationdata.
58%,27%and16%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability.
Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance.
Theestimatedrunoffavailabletouseis42mmforanaverageannualrainfallof727mm(2009-2017).Theutilizablegroundwateris38mm(70%of55mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(240mm)andutilizablerunoffplusrechargeis320(=240+42+38)
Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis607mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas759mm(i.e.125%ofAET).Thisdemandforthetwoseasonsishigherby439mm,i.e.(759-320).TheAETinJune-Septmonthsismorethantherainfall.Hence,thereisslightlylessopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason.
ThetotalnumberofwellspresentinTyagaturSub-watershedasperLRIdatais132(122-Borewellsand10-Openwells).ThegroundwaterlevelshownaboveisfromthedataobtainedfromDept.ofMines&GeologyfortheneareststationSangenahalli.
Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project.
 
Date 2021-07-24T08:40:15Z
2021-07-24T08:40:15Z
2019-12-31
 
Type Project Report
 
Identifier RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh(2017).“LandResourceInventoryofTyagaturSub-watershedforWatershedPlanningandDevelopment,GubbiTaluk,TumkurDistrict,Karnataka”,SujalaSWS-LRIAtlasNo.81,ICAR–NBSS&LUP,RC,Bangalore.p.49.
Not Available
http://krishi.icar.gov.in/jspui/handle/123456789/49806
 
Language English
 
Relation Not Available;
 
Publisher ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Govt. of Karnataka (Sujala-III Project)